Axis F41 Manual do Utilizador descarregar pdf (Página 60)

AXISF41MainUnit

TechnicalSpeciﬁcations

PowerConnector

2-pinterminalblockforpowerinput.

UseaSafetyExtraLowVoltage(SELV)

compliantlimitedpowersource(LPS)

witheitheraratedoutputpower

limitedto≤100Woraratedoutput

currentlimitedto≤5A.

DCpowerinput

AudioConnector

3.5mmaudioconnectors

(stereo)

123

1Tip2Ring

3Sleeve

AudioInput

Microphone/Linein

BalancedMicrophoneHot(+)

In/UnbalanceMicrophoneIn/LineIn

BalancedMicrophoneCold(-)In

Ground

Audio

Output

Lineout(mono)

Ground

SDCardSlot

SupportsSDcardswithupto64GBofstorage.Forbestrecordingperformance,useanSDHCorSDXCcardwithspeedclass10.

TheAxisproductsupportsSDcardswithupto64GBofstorage.Forbestrecordingperformance,useultra-highspeedSDcards

(SDHCUHS-IorSDXCUHS-I).

PerformanceConsiderations

Whensettingupyoursystem,itisimportanttoconsiderhowvarioussettingsandsituationswillaffectperformance.Somefactors

affecttheamountofbandwidth(thebitrate)required,otherscanaffecttheframerate,andsomeaffectboth.Iftheloadonthe

CPUreachesitsmaximum,thiswillalsoaffecttheframerate.

Thefollowingfactorsareamongthemostimportanttoconsider:

•Highimageresolutionand/orlowercompressionlevelsresultinimagescontainingmoredata.Bandwidthaffected.

•AccessbylargenumbersofMotionJPEGand/orunicastH.264clients.Bandwidthaffected.

•Simultaneousviewingofdifferentstreams(resolution,compression)bydifferentclients.Effectonframerateand

bandwidth.

•AccessingMotionJPEGandH.264videostreamssimultaneously.Framerateandbandwidthaffected.

•Heavyusageofeventsettingsaffecttheproduct’sCPUload.Framerateaffected.

•Heavynetworkutilizationduetopoorinfrastructure.Bandwidthaffected.

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Axis F41 Manual do Utilizador Página 60